CN1064053C - Process for selective hydrogenation of conjugated diolefine-contg. polymer - Google Patents
Process for selective hydrogenation of conjugated diolefine-contg. polymer Download PDFInfo
- Publication number
- CN1064053C CN1064053C CN97108258A CN97108258A CN1064053C CN 1064053 C CN1064053 C CN 1064053C CN 97108258 A CN97108258 A CN 97108258A CN 97108258 A CN97108258 A CN 97108258A CN 1064053 C CN1064053 C CN 1064053C
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- Prior art keywords
- titanium
- hydrogenation
- primary catalysts
- promotor
- polymkeric substance
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
Description
Embodiment | Primary Catalysts A (0.5mmo1) | Auxiliary agent B | Reaction 40min degree of hydrogenation | React 1 hour degree of hydrogenation | ||
The conjugated diolefine section | Phenyl ring | The conjugated diolefine section | Phenyl ring | |||
1 | The tetrabenzyl titanium | Dimethyl phthalate 0.3 mmol | 95.0% | <2% | 98、5% | <2% |
2 | The tetraphenyl titanium | 95.5% | <2% | 98.5% | <2% | |
3 | Phenylbenzene dibenzyl titanium | 95.0% | <2% | 98.0% | <2% | |
4 | Four (4-aminomethyl phenyl) titanium | 95.7% | <2% | 98.7% | <2% | |
5 | Four (4-ethylphenyl) titanium+tetrabenzyl titanium | 95.6% | <2% | 98.5% | <2% | |
6 | Four (2-methyl-benzyl) titanium | 95.5% | <2% | 98.7% | <2% | |
7 | Four (2, the 3-dimethyl benzyl) titanium | 95.4% | <2% | 98.6% | <2% | |
Comparative Examples | The dicyclopentadiene titanium dichloride | 90.0% | <2% | 94.5% | <2% |
Embodiment | The auxiliary agent B kind | A/ auxiliary agent (mol ratio) | Reaction 1h degree of hydrogenation % | |
The conjugated diolefine section | Phenyl ring | |||
8 | Dimethyl phthalate | 1∶1 | 99.0 | <2 |
9 | Diethyl phthalate | 98.0 | <2 | |
10 | Dimethyl terephthalate (DMT) | 97.8 | <2 | |
11 | Methyl p-hydroxybenzoate | 98.2 | <2 | |
12 | Dimethyl isophthalate | 98.4 | <2 | |
13 | The trimellitic acid trimethyl | 98.0 | <2 | |
14 | Pyromellitic Acid tetramethyl ester | 96.6 | <2 | |
15 | Methyl benzoate | 97.5 | <2 | |
16 | Methyl-formiate | 96.5 | <2 |
Embodiment | Primary Catalysts A consumption (mmo1) | A/ auxiliary agent (mol ratio) | Reaction 1h degree of hydrogenation % | |
The conjugated diolefine section | Phenyl ring | |||
17 | 0.5 | 1∶4 | 96.7 | <2 |
18 | 1∶2 | 98.2 | <2 | |
19 | 1∶1 | 99.0 | <2 | |
20 | 5∶1 | 97.8 | <2 | |
21 | 10∶1 | 96.5 | <2 | |
22 | 0.16 | 1∶1 | 96.9 | <2 |
23 | 0.32 | 1∶1 | 98.6 | <2 |
24 | 0.65 | 1∶1 | 99.5 | <2 |
Embodiment | Hydrogenation reaction temperature ℃ | Hydrogenation reaction pressure MPa | Reaction 1h degree of hydrogenation % | |
The conjugated diolefine section | Phenyl ring | |||
25 | 50 | 1.0 | 96.4 | <2 |
26 | 90 | 1.0 | 96.5 | <2 |
27 | 70 | 1.0 | 99.0 | <2 |
28 | 70 | 1.0 | 96.0 | <2 |
29 | 70 | 1.0 | 99.0 | <2 |
Embodiment | Polymkeric substance | A/ auxiliary agent (mol ratio) | Reaction 1h degree of hydrogenation % | |
The conjugated diolefine section | Phenyl ring | |||
30 | SIS | 1∶1 | 98.0 | <2 |
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97108258A CN1064053C (en) | 1997-10-11 | 1997-10-11 | Process for selective hydrogenation of conjugated diolefine-contg. polymer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97108258A CN1064053C (en) | 1997-10-11 | 1997-10-11 | Process for selective hydrogenation of conjugated diolefine-contg. polymer |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1191225A CN1191225A (en) | 1998-08-26 |
CN1064053C true CN1064053C (en) | 2001-04-04 |
Family
ID=5170270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97108258A Expired - Lifetime CN1064053C (en) | 1997-10-11 | 1997-10-11 | Process for selective hydrogenation of conjugated diolefine-contg. polymer |
Country Status (1)
Country | Link |
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CN (1) | CN1064053C (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6313230B1 (en) * | 1999-09-21 | 2001-11-06 | Industrial Technology Research Institute | Catalyst composition for hydrogenation of conjugated diene based synthetic rubbers |
CN1844178B (en) * | 2005-04-08 | 2012-02-29 | 中国石油化工集团公司 | Process for selective hydrogenation of styrene-conjugated diene block polymer |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1070412A (en) * | 1991-09-09 | 1993-03-31 | 国际壳牌研究有限公司 | Improving one's methods of selective hydrogenation of conjugated diene polymers |
US5242986A (en) * | 1992-08-10 | 1993-09-07 | Shell Oil Company | Selective partial hydrogenation of conjugated diolefin polymers |
JPH0833846A (en) * | 1994-05-18 | 1996-02-06 | Asahi Chem Ind Co Ltd | Multiple catalyst for olefin hydrogenation and production of hydrogenated conjugated diene based polymer |
-
1997
- 1997-10-11 CN CN97108258A patent/CN1064053C/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1070412A (en) * | 1991-09-09 | 1993-03-31 | 国际壳牌研究有限公司 | Improving one's methods of selective hydrogenation of conjugated diene polymers |
US5242986A (en) * | 1992-08-10 | 1993-09-07 | Shell Oil Company | Selective partial hydrogenation of conjugated diolefin polymers |
JPH0833846A (en) * | 1994-05-18 | 1996-02-06 | Asahi Chem Ind Co Ltd | Multiple catalyst for olefin hydrogenation and production of hydrogenated conjugated diene based polymer |
Also Published As
Publication number | Publication date |
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CN1191225A (en) | 1998-08-26 |
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C06 | Publication | ||
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: BALING PETROCHEMICAL CO., LTD., SINOPEC Free format text: FORMER OWNER: YUEYANG PETROCHEMICAL PLANT, BALING PETROCHEMICAL CORP. Effective date: 20030103 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20030103 Address after: Technology Development Department of Yunxi District of Baling Petrochemical Limited liability company Xiao Yongguo Hunan city of Yueyang Province Patentee after: Baling Petrochemical Co., Ltd., SINOPEC Address before: Yunxi District, Yueyang, Hunan Patentee before: Yueyang Chemical General Plant, Baling Petrochemical |
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ASS | Succession or assignment of patent right |
Owner name: CHINA PETROCHEMICAL CORPORATION; BALING PETROCHEM Free format text: FORMER OWNER: BALING PETROCHEMICAL CO., LTD., SINOPEC Effective date: 20060623 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20060623 Address after: 100029 No. 6, Xin Xin Street East, Beijing, Chaoyang District Co-patentee after: Baling Petrochemical Co., Ltd., SINOPEC Patentee after: China Petrochemical Group Corp. Address before: 414014 Hunan Province, Yueyang city Yunxi District Technology Development Department of Baling Petrochemical Limited liability company Xiao Yongguo Patentee before: Baling Petrochemical Co., Ltd., SINOPEC |
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Granted publication date: 20010404 |
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CX01 | Expiry of patent term |